Access 4.x

Digital inputs


Configuration > I/O allocation settings > Digital inputs >


Digital input

Description

Feedback supply air fan

Triggers alarm 1: Malfunction supply air fan 1

Feedback extract air fan

Triggers alarm 6: Malfunction extract air fan 1

Alarm extra fan motor 1

Triggers alarm 40: Malfunction extra fan motor 1

Alarm extra fan motor 2

Triggers alarm 41: Malfunction extra fan motor 2

Start/(Stop) extra fan motor 1

Start/stop signal for fan if Configuration > Functions > Extra fan motor control > Start/Stop function fan motor 1 (2) > "Digital input"

Start/(Stop) extra fan motor 2

Extended operation low speed

Manual control: low speed

Extended operation normal speed

Manual control: normal speed

Extended operation high speed

Manual control: high speed

External stop

Manual stop

Fire alarm

N/A

Smoke sensor alarm

Triggers alarm 59: Smoke alarm

External alarm

N/A

Fire damper position switch

Fire damper end switch for functioning testing

Feedback SEQ-A

Triggers alarm 43: Malfunction heating (SEQ-A)

Feedback SEQ-B

Triggers alarm 44: Malfunction exchanger (SEQ-B)

Feedback SEQ-C

Triggers alarm 45: Malfunction cooling (SEQ-C)

Feedback SEQ-D

Triggers alarm 46: Malfunction recirculation 1 (SEQ-D)

Feedback SEQ-E

Triggers alarm 47: Malfunction recirculation 2 (SEQ-E)

Feedback SEQ-F

Triggers alarm 48: Malfunction fan setpoint comp (SEQ-F)

Feedback SEQ-G

Triggers alarm 49: Malfunction heating 2 (SEQ-G)

Feedback SEQ-H

Triggers alarm 50: Malfunction cooling 2 (SEQ-H)

Feedback SEQ-I

Triggers alarm 51: Malfunction exchanger extract (SEQ-I)

Feedback SEQ-J

Triggers alarm 52: Malfunction external heating/cooling (SEQ-J)

Alarm acknowledgment

N/A

Flow guard

Triggers alarm 55: Alarm low air flow

Defrost switch

N/A

Recirculation operation

N/A

Cooling/(heating) changeover 1

N/A

Cooling/(Heating) changeover 2

N/A

Rotary exchanger alarm

N/A

Frost protection switch

N/A

Overheated electric heater

N/A

Filter guard supply air

N/A

Filter guard extract air

N/A

Extra alarm 1

Undefined inputs for external alarms. Alarm name and action can be set.

Extra alarm 2

Extra alarm 3

Extra alarm 4

Extra alarm 5

Extra alarm 6

Extra alarm 7

Extra alarm 8

Extra alarm 9

Extra alarm 10

Lock PID controller supply

Lock supply air temperature controller

Summer/(winter) mode

N/A